An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Meral O, Yüksel S.Meral O, et al. Among authors: yuksel s.Angle Orthod. 2003 Dec;73(6):716-22. doi: 10.1043/0003-3219(2003)073<0716:SADEDO>2.0.CO;2.Angle Orthod. 2003.PMID: 14719738Free article.